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Finding the Fourth Proportional to 3,775.88, 5,663.82 and 2,736.41

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Solution

The fourth proportional to 3,775.88, 5,663.82 and 2,736.41 is: 4,104.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.88 : 5,663.82 = 2,736.41 : x
  2. Step 2: Convert to fraction form
    3,775.88/5,663.82 = 2,736.41/x
  3. Step 3: Cross multiply
    3,775.88x = 5,663.82 × 2,736.41
  4. Step 4: Simplify right side
    3,775.88x = 15,498,505.37
  5. Step 5: Solve for x
    x = 15,498,505.37/3,775.88
  6. Step 6: Final answer
    x = 4,104.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.